Aptitude - Odd Man Out and Series - Discussion
Discussion Forum : Odd Man Out and Series - Pick Wrong No. (Q.No. 8)
Directions to Solve
Find out the wrong number in the given sequence of numbers.
8.
105, 85, 60, 30, 0, -45, -90
Answer: Option
Explanation:
Subtract 20, 25, 30, 35, 40, 45 from successive numbers.
So, 0 is wrong.
Discussion:
26 comments Page 3 of 3.
Kishor said:
1 decade ago
All other numbers are divisible by 5 except 0.
SL Agrawal said:
1 decade ago
@Vekaria.
First series 39 is odd number.
Second series 42 is odd number.
First series 39 is odd number.
Second series 42 is odd number.
Sonutalwani said:
1 decade ago
105-20=85.
85-25=60.
60-30=30.
30-35=-5.
-5-40=-45.
-45-45=-90.
Zero is answer.
85-25=60.
60-30=30.
30-35=-5.
-5-40=-45.
-45-45=-90.
Zero is answer.
B D Vekaria said:
1 decade ago
Wrong No
a) 1, 3, 6, 11, 20, 39, 70
b) 50, 51, 47, 56, 42, 65, 29
a) 1, 3, 6, 11, 20, 39, 70
b) 50, 51, 47, 56, 42, 65, 29
Amit said:
1 decade ago
If we take multiple of 15 then 85 will be the answer.
How to resolve this ambiguity.
How to resolve this ambiguity.
Padma said:
1 decade ago
105-85=20
85-60=25
60-30=30
30-0=30
0-(-45)=45
-45-(-90)=45
if we replace 0 by -5 we get sequence like 20 25 30 35 40 45. that's y 0 is wrong ans.. am i correct
85-60=25
60-30=30
30-0=30
0-(-45)=45
-45-(-90)=45
if we replace 0 by -5 we get sequence like 20 25 30 35 40 45. that's y 0 is wrong ans.. am i correct
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